• 1.62" AMOLED display for seamless interaction
• Up to 21-day battery life
• Upgraded all-round sleep monitoring
• Improved heart rate and SpO2 monitoring
• Supports 150+ sports modes
• Better vibrational response

Brighter and more beautiful
With an AMOLED peak display brightness of 1200 nits, view data with ease even under direct sunlight. Equipped with a light sensor module, it accurately detects ambient light to automatically adjust screen brightness for more comfortable viewing.

Hundreds of watch faces to suit your mood
With over 200 diverse watch faces, switch between them according to your mood, personal preferences and outfits. You can also customise it by setting photos from your gallery.

High precision sensor – More accurate tracking
The monitoring module has been significantly upgraded for more precise tracking of workouts and overall health.

• Whole-day heart rate monitoring with alerts for excessively high or low heart rate.
• All-day stress monitoring with relaxation prompts to lower stress levels.
• Breath training exercises to relieve stress.
• Women's health management helps track and predict your menstruation cycle.

Monitor sleep quality
With high-precision sensors, sleep stages are identified more accurately. Detailed heart rate and blood oxygen data can also be viewed.

Monitor sleep cycle
Record your long-term sleep cycle. You can use the sleep cycle data in the Mi Fitness app as a reference to better understand your sleeping habits and patterns.

Sleep Animal data analysis
Sleep Animal data analysis function provides comprehensive analysis of your sleep behaviour based on recent user data such as sleeping duration, stress levels and exercise. This way, you can have a clearer understanding of your sleep patterns.

Sleep tips
Tips for rest across the day are provided based on your sleep data to improve your sleeping habits.

150+ sports modes
Stay motivated with advanced algorithms covering metrics such as maximum oxygen consumption, recovery time, training results, load and more. Accurate tracking, no matter whether you're cycling outdoors or sweating it out indoors.

Accumulate vitality points for more motivation
Convert your 7-day moderate to vigorous activities into a score. Accumulate a total of 100 vitality points over 7 days to experience significant health benefits.

On-wrist running courses
From basic run-walks to advanced aerobic endurance runs, 10 different running courses are supported.

21-day long battery life
Thanks to professional low-power consumption sensors and smart power consumption algorithms, Xiaomi Smart Band 9 has an extraordinary battery life of 21 days with regular use.

• Typical battery life: 21 days
• Battery life in AOD mode: 9 days
• Battery life in heavy-load mode: 6.6 days

5 ATM water resistance
Take it swimming with you.
*Not suitable for use in hot showers, hot springs, saunas or when doing fast-paced water sports.